ieee802154 socket: Return EMSGSIZE from raw_sendmsg() if packet too big.

The proper return code for trying to send a packet that exceeds the
outgoing interface's MTU is EMSGSIZE, not EINVAL, so patch ieee802154's
raw_sendmsg() to do the right thing.  (Its dgram_sendmsg() was already
returning EMSGSIZE for this case.)

Signed-off-by: Lennert Buytenhek <buytenh@wantstofly.org>
Acked-by: Alexander Aring <alex.aring@gmail.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
This commit is contained in:
Lennert Buytenhek 2015-05-25 15:38:24 +03:00 committed by Marcel Holtmann
parent e34fd879f5
commit c032705ebf

View File

@ -284,7 +284,7 @@ static int raw_sendmsg(struct sock *sk, struct msghdr *msg, size_t size)
if (size > mtu) {
pr_debug("size = %Zu, mtu = %u\n", size, mtu);
err = -EINVAL;
err = -EMSGSIZE;
goto out_dev;
}